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The SeaLINK+232 is a compact USB-to-RS-232 adapter offering reliable serial connectivity through a DB25M connector. Designed to add a legacy COM port to modern USB-enabled systems, it supports data rates up to 460.8K bps and operates seamlessly with Windows and Linux. Powered directly through the USB port, this adapter is ideal for connecting non-USB compliant serial devices in office, lab, and light industrial environments..
The SeaLINK+232 (Model 2101) enables fast and easy RS-232 communication for legacy devices using a modern USB interface. It features a DB25 male connector and compact enclosure, making it perfect for interfacing with industrial equipment, serial modems, or test instruments. With USB 1.1 compliance and USB 2.0 compatibility, it offers reliable power and communication through a single cable. The included SeaCOM software drivers ensure fast recognition by Windows or Linux systems, and once connected, the port is mapped as a native COM device. Its 50-foot communication range and durable design make it a dependable adapter for daily use.
Single RS-232 DB25M serial port via USB
Supports standard data rates up to 460.8K bps
USB-powered – no external supply needed
High-retention USB connector for secure connection
50-foot communication range for flexible installations
Seamless driver support with SeaCOM for Windows & Linux
Compact and rugged design for long-term reliability
Plug-and-play installation — appears as standard COM port
| Parameter | Value |
|---|---|
| Model | SeaLINK+232 (2101) |
| Host Interface | USB |
| Serial Interface | RS-232 |
| Max Data Rate | 460.8K bps |
| Max Data Distance | 50 feet |
| Power Requirement | +5V @ 50mA (via USB) |
| USB Powered | Yes |
| USB Specification | USB 1.1 Compliant; USB 2.0 Compatible |
| Serial Connector | DB25 Male |
| Communication Chip | USB/UART |
| Dimensions | 3.8" × 2.3" × 1.0" (9.66 × 5.84 × 2.54 cm) |
| Operating Temperature | 0°C to 70°C (32°F to 158°F) |
| Storage Temperature | 0°C to 70°C (32°F to 158°F) |
| Humidity Range | 10–90% RH, Non-Condensing |
| High Retention USB | Yes |
| OEM Support | No |
| Operating Systems | Windows, Linux |
| Software Included | SeaCOM USB drivers and utilities |
| Product Family | SeaLINK |